BR9403883A - Processo para inibir a corrosão em sistemas de condensação - Google Patents

Processo para inibir a corrosão em sistemas de condensação

Info

Publication number
BR9403883A
BR9403883A BR9403883A BR9403883A BR9403883A BR 9403883 A BR9403883 A BR 9403883A BR 9403883 A BR9403883 A BR 9403883A BR 9403883 A BR9403883 A BR 9403883A BR 9403883 A BR9403883 A BR 9403883A
Authority
BR
Brazil
Prior art keywords
inhibit corrosion
condensation systems
condensation
systems
inhibit
Prior art date
Application number
BR9403883A
Other languages
English (en)
Inventor
Paul Fearnside
Christopher J Murphy
Original Assignee
Nalco Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22435714&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9403883(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of BR9403883A publication Critical patent/BR9403883A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G7/00—Distillation of hydrocarbon oils
    • C10G7/10—Inhibiting corrosion during distillation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G75/00—Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon oils, in general
    • C10G75/02—Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon oils, in general by addition of corrosion inhibitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/92—Polymers useful for replacing hard animal tissues, e.g. dentures, bones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
BR9403883A 1993-09-28 1994-09-27 Processo para inibir a corrosão em sistemas de condensação BR9403883A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12851693A 1993-09-28 1993-09-28

Publications (1)

Publication Number Publication Date
BR9403883A true BR9403883A (pt) 1995-06-13

Family

ID=22435714

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9403883A BR9403883A (pt) 1993-09-28 1994-09-27 Processo para inibir a corrosão em sistemas de condensação

Country Status (9)

Country Link
US (1) US5714664A (pt)
EP (1) EP0645440B1 (pt)
JP (1) JPH07180073A (pt)
CN (1) CN1066208C (pt)
AU (1) AU682054B2 (pt)
BR (1) BR9403883A (pt)
DE (1) DE69432621T2 (pt)
SG (1) SG50694A1 (pt)
TW (1) TW330210B (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641396A (en) * 1995-09-18 1997-06-24 Nalco/Exxon Energy Chemicals L. P. Use of 2-amino-1-methoxypropane as a neutralizing amine in refinery processes
US5951853A (en) * 1998-10-06 1999-09-14 Exxon Research And Engineering Co. Refinery atmospheric pipestill with ammonia stripping
US6258258B1 (en) 1998-10-06 2001-07-10 Exxon Research And Engineering Company Process for treatment of petroleum acids with ammonia
US5993693A (en) 1998-11-09 1999-11-30 Nalco/Exxon Energy Chemicals, L.P. Zwitterionic water-soluble substituted imine corrosion inhibitors
CA2369090C (en) * 2000-05-15 2011-02-15 Texaco Development Corporation Vapor phase neutralization in integrated solvent deasphalting and gasification
ATE293155T1 (de) * 2001-09-27 2005-04-15 Kurita Europ Gmbh Verfahren zur verhütung von verschmutzung und korrosion durch ammoniumchlorid und ammoniumsulfat
US20040107769A1 (en) * 2002-11-08 2004-06-10 Exxonmobil Research And Engineering Company Process for assessing inhibition of petroleum corrosion
JP3692449B2 (ja) * 2002-11-12 2005-09-07 栗田工業株式会社 原油常圧蒸留装置における塩化水素発生防止剤および塩化水素発生防止方法
US7381319B2 (en) * 2003-09-05 2008-06-03 Baker Hughes Incorporated Multi-amine neutralizer blends
JP4711902B2 (ja) * 2006-03-03 2011-06-29 伯東株式会社 ボイラ腐食抑制方法
FR2919310B1 (fr) * 2007-07-26 2009-11-06 Total France Sa Procede pour le traitement anticorrosion d'une unite industrielle
US9150793B2 (en) * 2008-11-03 2015-10-06 Nalco Company Method of reducing corrosion and corrosion byproduct deposition in a crude unit
US8101125B2 (en) * 2009-05-27 2012-01-24 Dresser-Rand Company Reducing corrosion in a turbomachine
DE102009023010A1 (de) * 2009-05-28 2010-12-02 Ruhr Oel Gmbh Vorrichtung zum gleichzeitigen Verdampfen und Dosieren einer verdampfbaren Flüssigkeit und zugehöriges Verfahren
US20120053861A1 (en) * 2010-08-26 2012-03-01 Baker Hughes Incorporated On-line monitoring and prediction of corrosion in overhead systems
US8951467B2 (en) 2012-03-21 2015-02-10 Chemtreat, Inc. Preventing equipment fouling via corrosion reduction
US9493715B2 (en) 2012-05-10 2016-11-15 General Electric Company Compounds and methods for inhibiting corrosion in hydrocarbon processing units
JP6403409B2 (ja) * 2014-03-28 2018-10-10 鹿島石油株式会社 Ｃ重油の製造方法
US9551642B2 (en) * 2014-10-17 2017-01-24 Athlon Solutions Llc Characterizing ionic and nonionic condensation from a mixed vapor stream
WO2017019825A1 (en) * 2015-07-29 2017-02-02 Ecolab Usa Inc. Heavy amine neutralizing agents for olefin or styrene production
JP6065138B1 (ja) * 2016-03-22 2017-01-25 栗田工業株式会社 芳香族化合物抽出溶剤中の腐食性イオン低減方法
US10557094B2 (en) 2016-05-18 2020-02-11 Bharat Petroleum Corporation Ltd. Crude unit overhead corrosion control using multi amine blends
TWI757376B (zh) 2016-12-09 2022-03-11 美商藝康美國公司 頂壓回收渦輪沉積控制
CN109988595B (zh) * 2018-01-02 2021-04-30 中国石油天然气股份有限公司 一种原油蒸馏中分馏塔顶用复合中和剂的筛选方法
CN109183038A (zh) * 2018-08-30 2019-01-11 四川泸天化股份有限公司 Mdea脱碳流程中产品二氧化碳管线及压缩机组的防腐方法
JP6933238B2 (ja) * 2018-12-27 2021-09-08 栗田工業株式会社 蒸留塔の差圧解消方法
JP6648814B1 (ja) * 2018-12-27 2020-02-14 栗田工業株式会社 蒸留塔の差圧解消方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335072A (en) * 1981-08-17 1982-06-15 Nalco Chemical Company Overhead corrosion simulator
US4430196A (en) * 1983-03-28 1984-02-07 Betz Laboratories, Inc. Method and composition for neutralizing acidic components in petroleum refining units
US4599217A (en) * 1985-01-22 1986-07-08 Exxon Chemical Patents Inc. Corrosion simulator useful for heat exchangers condensing vapors containing water and method for using same
US4806229A (en) * 1985-08-22 1989-02-21 Nalco Chemical Company Volatile amines for treating refinery overhead systems
US4855035A (en) * 1988-09-14 1989-08-08 Shell Oil Company Method of abating corrosion in crude oil distillation units
US5211840A (en) * 1991-05-08 1993-05-18 Betz Laboratories, Inc. Neutralizing amines with low salt precipitation potential
US5336441A (en) * 1991-05-29 1994-08-09 Petrolite Corporation Corrosion inhibition in highly acidic environments by use of pyridine salts in combination with certain cationic surfactants
US5302253A (en) * 1992-04-13 1994-04-12 Nalco Chemical Company On-line acid monitor and neutralizer feed control of the overhead water in oil refineries

Also Published As

Publication number Publication date
EP0645440A2 (en) 1995-03-29
TW330210B (en) 1998-04-21
SG50694A1 (en) 1998-07-20
JPH07180073A (ja) 1995-07-18
CN1118870A (zh) 1996-03-20
EP0645440A3 (en) 1995-10-11
CN1066208C (zh) 2001-05-23
AU7416394A (en) 1995-04-13
AU682054B2 (en) 1997-09-18
DE69432621D1 (de) 2003-06-12
EP0645440B1 (en) 2003-05-07
US5714664A (en) 1998-02-03
DE69432621T2 (de) 2004-02-26

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Legal Events

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FB36 Technical and formal requirements: requirement - article 36 of industrial property law
PC Transfer

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FF Decision: intention to grant
HO Change of classification

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FG9A Patent or certificate of addition granted
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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B21H Extinguishment of a patent or of a certificate of addition of invention: decision cancelled

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

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